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Pale Blue Dot: The iconic Valentine's Day photo of Earth turns 35 today — and you're probably in it
On this day 35 years ago, NASA's Voyager 1 spacecraft took a picture that changed how we see our planet. The iconic "Pale ...
BBC12d
How the brain's little blue dot regulates your sleep
at the heart of which lies a tiny bundle of neurons known as the "locus coeruleus", Latin for "blue dot". It is a literal description: the neurons in the locus coeruleus are dyed the colour of ...